Theory of Machine The rotating shafts tend to vibrate violently at whirling speeds because Resonance is caused due to the heavy mass of the rotor The shafts are rotating at very high speeds The system is unbalanced Bearing centre line coincides with the axis Resonance is caused due to the heavy mass of the rotor The shafts are rotating at very high speeds The system is unbalanced Bearing centre line coincides with the axis ANSWER DOWNLOAD EXAMIANS APP
Indian Politics The Protection of Civil Rights Act 1955 and Schedules Castes and Scheduled Tribes (Prevention of Atrocities) Act, 1989 have been enacted to protect Scheduled Tribes from Social Injustice and Exploitation None of these Scheduled Castes from Social Injustice and Exploitation Both option here Scheduled Tribes from Social Injustice and Exploitation None of these Scheduled Castes from Social Injustice and Exploitation Both option here ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The efficiency of a screw jack is maximum, when (where α = Helix angle, and φ = Angle of friction) α = 45° - φ/2 α = 45° + φ/2 α = 90° - φ α = 90° + φ α = 45° - φ/2 α = 45° + φ/2 α = 90° - φ α = 90° + φ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If the controlling force line for a spring controlled governor when produced intersects the Y-axis at the origin, then the governor is said to be Stable Unstable Isochronous None of the listed here Stable Unstable Isochronous None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A single degree of freedom system is given by, m × (d²x/dt²) + c × (dx/dt) + sx = F.cosω.t with usual notations. It represents Forced vibration without damping Forced vibration with damping Free vibration with damping Free vibration without damping Forced vibration without damping Forced vibration with damping Free vibration with damping Free vibration without damping ANSWER DOWNLOAD EXAMIANS APP
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